Hi, I am basically done with this course, but a TypeError in Cell 11 of this assignment is preventing me from finishing the course.
I get this error despite outputting a scalar (float) value as described in the exercise parameters, and am unsure where to go from here. I have ran all the cells from the start up to this point, and all the other exercises are working as expected for me as well.
I even substituted my code with the code provided in the hints for the exercise and still get the same error: